1981103423 is an odd 10-digits composite number following 1981103422
and preceding 1981103424 . In scientific notation, it is written as 1.981103423 × 10^9.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 1823526144 positive integers (up to 1981103423) that are relatively prime to 1981103423.
1981103423 has 8 divisors, whose sum is 2139544848
The reverse of 1981103423 is 3243011891
Previous prime number is 353
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 32
Digital Root 5
Name
one billion nine hundred eighty-one million one hundred three thousand four hundred twenty-three
Scientific notation
1.981103423 × 10^9
Engineering notation
1.981103423 × 10^9
Prime Factorization
13 × 353 × 431707
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1981103423
Product of the distinct prime numbers
The prime factorization of 1981103423 is 13 × 353 × 431707.
Since it has a total of 3 prime factors.
1 , 7 , 59 , 97 , 316 , 231 , 5679 , 6158 , 37615 , 98336 , 767255 , 101103 , 8738108 , 463895 , 92097411 , 5768178 , 932775299 , 854404115 , 49866009 , 2421290068
n×2
3962206846
n×3
5943310269
n×4
7924413692
n×5
9905517115
n÷2
990551711.5
n÷3
660367807.66667
n÷3
495275855.75
n÷5
396220684.6
n2
3924770772622316929
n3
7.7753768121324E+27
n4
1.540382561763E+37
n5
3.0516571658383E+46
2 √n
44509.587989556
3 √n
1255.9404543203
4 √n
210.97295558805
5 √n
72.340487257134
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1981103422
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1981103423 can be divided by 8 positive divisors.
The sum of these divisors (counting 1981103423) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110000101010011110100111111
3
Ternary
12010001210110222212
4
Quaternary
1312011103310333
5
Quinary
13024130302143
6
Senary
524325531035
8
Octal
16605236477
10
Decimal
1981103423
12
Duodecimal
473573a7b
16
Hexadecimal
76153d3f
20
Vigesimal
1aj1hib3
36
Base36
wrhx6n
md5
c22d1bcaa09401b22cc2252c7516d3fe
sha1
4476aac3a3cd7455ba4d8c47bd1739213e0abb08
sha256
539542ffab72377c07d0cf62ea8904b3d469c9cea880781c4145d537a2553e01
sha512
abc1c39257f7046ed661e40aed94997118dde35f80fe3f49f3825d467f034d55b9581881d919f43119d8b80d50a34456fbe0b0dbae1373bf97895cd477943d64
ripemd-160
12ded416e4c926c45e233620538ee535f2482e59
Diameter
3962206846
Circumference
12447639919.397
Area
1.2330031026294E+19
Volume
3.2569422229184E+28
Surface area
4.9320124105177E+19
Circumference
12447639919.397
Perimeter
7924413692
Area
3924770772622316929
Diagonal
2801703329.2704
Surface area
2.3548624635734E+19
Volume
7.7753768121324E+27
Space diagonal
3431371783.6846
Perimeter
5943310269
Area
1.6994755965608E+18
Altitude
1715685891.8423
Surface area
1.6994755965608E+18
Volume
9.1633694502325E+26
Height
933901109.75679